reorder cases in do_row()
This commit is contained in:
Brian
+204
-199
@@ -234,63 +234,7 @@ do_row(GLenum datatype, GLuint comps, GLint srcWidth,
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assert(srcWidth == dstWidth || srcWidth == 2 * dstWidth);
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*/
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if (datatype == GL_UNSIGNED_SHORT && comps == 4) {
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GLuint i, j, k;
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const GLushort(*rowA)[4] = (const GLushort(*)[4]) srcRowA;
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const GLushort(*rowB)[4] = (const GLushort(*)[4]) srcRowB;
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GLushort(*dst)[4] = (GLushort(*)[4]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4;
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dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4;
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dst[i][3] = (rowA[j][3] + rowA[k][3] + rowB[j][3] + rowB[k][3]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT && comps == 3) {
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GLuint i, j, k;
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const GLushort(*rowA)[3] = (const GLushort(*)[3]) srcRowA;
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const GLushort(*rowB)[3] = (const GLushort(*)[3]) srcRowB;
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GLushort(*dst)[3] = (GLushort(*)[3]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4;
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dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT && comps == 1) {
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GLuint i, j, k;
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const GLushort *rowA = (const GLushort *) srcRowA;
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const GLushort *rowB = (const GLushort *) srcRowB;
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GLushort *dst = (GLushort *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT && comps == 2) {
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GLuint i, j, k;
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const GLushort(*rowA)[2] = (const GLushort(*)[2]) srcRowA;
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const GLushort(*rowB)[2] = (const GLushort(*)[2]) srcRowB;
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GLushort(*dst)[2] = (GLushort(*)[2]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_INT && comps == 1) {
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GLuint i, j, k;
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const GLuint *rowA = (const GLuint *) srcRowA;
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const GLuint *rowB = (const GLuint *) srcRowB;
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GLfloat *dst = (GLfloat *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i] = rowA[j] / 4 + rowA[k] / 4 + rowB[j] / 4 + rowB[k] / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_BYTE && comps == 4) {
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if (datatype == GL_UNSIGNED_BYTE && comps == 4) {
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GLuint i, j, k;
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const GLubyte(*rowA)[4] = (const GLubyte(*)[4]) srcRowA;
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const GLubyte(*rowB)[4] = (const GLubyte(*)[4]) srcRowB;
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@@ -315,6 +259,209 @@ do_row(GLenum datatype, GLuint comps, GLint srcWidth,
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dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_BYTE && comps == 2) {
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GLuint i, j, k;
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const GLubyte(*rowA)[2] = (const GLubyte(*)[2]) srcRowA;
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const GLubyte(*rowB)[2] = (const GLubyte(*)[2]) srcRowB;
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GLubyte(*dst)[2] = (GLubyte(*)[2]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) >> 2;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) >> 2;
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}
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}
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else if (datatype == GL_UNSIGNED_BYTE && comps == 1) {
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GLuint i, j, k;
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const GLubyte *rowA = (const GLubyte *) srcRowA;
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const GLubyte *rowB = (const GLubyte *) srcRowB;
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GLubyte *dst = (GLubyte *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) >> 2;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT && comps == 4) {
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GLuint i, j, k;
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const GLushort(*rowA)[4] = (const GLushort(*)[4]) srcRowA;
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const GLushort(*rowB)[4] = (const GLushort(*)[4]) srcRowB;
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GLushort(*dst)[4] = (GLushort(*)[4]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4;
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dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4;
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dst[i][3] = (rowA[j][3] + rowA[k][3] + rowB[j][3] + rowB[k][3]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT && comps == 3) {
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GLuint i, j, k;
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const GLushort(*rowA)[3] = (const GLushort(*)[3]) srcRowA;
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const GLushort(*rowB)[3] = (const GLushort(*)[3]) srcRowB;
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GLushort(*dst)[3] = (GLushort(*)[3]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4;
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dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT && comps == 2) {
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GLuint i, j, k;
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const GLushort(*rowA)[2] = (const GLushort(*)[2]) srcRowA;
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const GLushort(*rowB)[2] = (const GLushort(*)[2]) srcRowB;
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GLushort(*dst)[2] = (GLushort(*)[2]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT && comps == 1) {
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GLuint i, j, k;
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const GLushort *rowA = (const GLushort *) srcRowA;
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const GLushort *rowB = (const GLushort *) srcRowB;
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GLushort *dst = (GLushort *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) / 4;
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}
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}
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else if (datatype == GL_FLOAT && comps == 4) {
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GLuint i, j, k;
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const GLfloat(*rowA)[4] = (const GLfloat(*)[4]) srcRowA;
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const GLfloat(*rowB)[4] = (const GLfloat(*)[4]) srcRowB;
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GLfloat(*dst)[4] = (GLfloat(*)[4]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] +
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rowB[j][0] + rowB[k][0]) * 0.25F;
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dst[i][1] = (rowA[j][1] + rowA[k][1] +
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rowB[j][1] + rowB[k][1]) * 0.25F;
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dst[i][2] = (rowA[j][2] + rowA[k][2] +
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rowB[j][2] + rowB[k][2]) * 0.25F;
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dst[i][3] = (rowA[j][3] + rowA[k][3] +
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rowB[j][3] + rowB[k][3]) * 0.25F;
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}
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}
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else if (datatype == GL_FLOAT && comps == 3) {
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GLuint i, j, k;
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const GLfloat(*rowA)[3] = (const GLfloat(*)[3]) srcRowA;
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const GLfloat(*rowB)[3] = (const GLfloat(*)[3]) srcRowB;
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GLfloat(*dst)[3] = (GLfloat(*)[3]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] +
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rowB[j][0] + rowB[k][0]) * 0.25F;
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dst[i][1] = (rowA[j][1] + rowA[k][1] +
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rowB[j][1] + rowB[k][1]) * 0.25F;
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dst[i][2] = (rowA[j][2] + rowA[k][2] +
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rowB[j][2] + rowB[k][2]) * 0.25F;
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}
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}
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else if (datatype == GL_FLOAT && comps == 2) {
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GLuint i, j, k;
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const GLfloat(*rowA)[2] = (const GLfloat(*)[2]) srcRowA;
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const GLfloat(*rowB)[2] = (const GLfloat(*)[2]) srcRowB;
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GLfloat(*dst)[2] = (GLfloat(*)[2]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] +
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rowB[j][0] + rowB[k][0]) * 0.25F;
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dst[i][1] = (rowA[j][1] + rowA[k][1] +
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rowB[j][1] + rowB[k][1]) * 0.25F;
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}
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}
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else if (datatype == GL_FLOAT && comps == 1) {
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GLuint i, j, k;
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const GLfloat *rowA = (const GLfloat *) srcRowA;
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const GLfloat *rowB = (const GLfloat *) srcRowB;
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GLfloat *dst = (GLfloat *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) * 0.25F;
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}
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}
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else if (datatype == GL_HALF_FLOAT_ARB && comps == 4) {
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GLuint i, j, k, comp;
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const GLhalfARB(*rowA)[4] = (const GLhalfARB(*)[4]) srcRowA;
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const GLhalfARB(*rowB)[4] = (const GLhalfARB(*)[4]) srcRowB;
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GLhalfARB(*dst)[4] = (GLhalfARB(*)[4]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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for (comp = 0; comp < 4; comp++) {
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GLfloat aj, ak, bj, bk;
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aj = _mesa_half_to_float(rowA[j][comp]);
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ak = _mesa_half_to_float(rowA[k][comp]);
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bj = _mesa_half_to_float(rowB[j][comp]);
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bk = _mesa_half_to_float(rowB[k][comp]);
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dst[i][comp] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
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}
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}
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}
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else if (datatype == GL_HALF_FLOAT_ARB && comps == 3) {
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GLuint i, j, k, comp;
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const GLhalfARB(*rowA)[3] = (const GLhalfARB(*)[3]) srcRowA;
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const GLhalfARB(*rowB)[3] = (const GLhalfARB(*)[3]) srcRowB;
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GLhalfARB(*dst)[3] = (GLhalfARB(*)[3]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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for (comp = 0; comp < 3; comp++) {
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GLfloat aj, ak, bj, bk;
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aj = _mesa_half_to_float(rowA[j][comp]);
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ak = _mesa_half_to_float(rowA[k][comp]);
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bj = _mesa_half_to_float(rowB[j][comp]);
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bk = _mesa_half_to_float(rowB[k][comp]);
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dst[i][comp] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
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}
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}
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}
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else if (datatype == GL_HALF_FLOAT_ARB && comps == 2) {
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GLuint i, j, k, comp;
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const GLhalfARB(*rowA)[2] = (const GLhalfARB(*)[2]) srcRowA;
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const GLhalfARB(*rowB)[2] = (const GLhalfARB(*)[2]) srcRowB;
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GLhalfARB(*dst)[2] = (GLhalfARB(*)[2]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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for (comp = 0; comp < 2; comp++) {
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GLfloat aj, ak, bj, bk;
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aj = _mesa_half_to_float(rowA[j][comp]);
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ak = _mesa_half_to_float(rowA[k][comp]);
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bj = _mesa_half_to_float(rowB[j][comp]);
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bk = _mesa_half_to_float(rowB[k][comp]);
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dst[i][comp] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
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}
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}
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}
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else if (datatype == GL_HALF_FLOAT_ARB && comps == 1) {
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GLuint i, j, k;
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const GLhalfARB *rowA = (const GLhalfARB *) srcRowA;
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const GLhalfARB *rowB = (const GLhalfARB *) srcRowB;
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GLhalfARB *dst = (GLhalfARB *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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GLfloat aj, ak, bj, bk;
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aj = _mesa_half_to_float(rowA[j]);
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ak = _mesa_half_to_float(rowA[k]);
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bj = _mesa_half_to_float(rowB[j]);
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bk = _mesa_half_to_float(rowB[k]);
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dst[i] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
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}
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}
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else if (datatype == GL_UNSIGNED_INT && comps == 1) {
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GLuint i, j, k;
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const GLuint *rowA = (const GLuint *) srcRowA;
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const GLuint *rowB = (const GLuint *) srcRowB;
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GLfloat *dst = (GLfloat *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i] = rowA[j] / 4 + rowA[k] / 4 + rowB[j] / 4 + rowB[k] / 4;
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}
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}
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else if (datatype == GL_UNSIGNED_SHORT_5_6_5 && comps == 3) {
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GLuint i, j, k;
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const GLushort *rowA = (const GLushort *) srcRowA;
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@@ -400,17 +547,6 @@ do_row(GLenum datatype, GLuint comps, GLint srcWidth,
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dst[i] = (alpha << 15) | (blue << 10) | (green << 5) | red;
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}
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}
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else if (datatype == GL_UNSIGNED_BYTE && comps == 2) {
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GLuint i, j, k;
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const GLubyte(*rowA)[2] = (const GLubyte(*)[2]) srcRowA;
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const GLubyte(*rowB)[2] = (const GLubyte(*)[2]) srcRowB;
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GLubyte(*dst)[2] = (GLubyte(*)[2]) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) >> 2;
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dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) >> 2;
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}
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}
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else if (datatype == GL_UNSIGNED_BYTE_3_3_2 && comps == 3) {
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GLuint i, j, k;
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const GLubyte *rowA = (const GLubyte *) srcRowA;
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@@ -436,137 +572,6 @@ do_row(GLenum datatype, GLuint comps, GLint srcWidth,
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dst[i] = (blue << 5) | (green << 2) | red;
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}
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}
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else if (datatype == GL_UNSIGNED_BYTE && comps == 1) {
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GLuint i, j, k;
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const GLubyte *rowA = (const GLubyte *) srcRowA;
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const GLubyte *rowB = (const GLubyte *) srcRowB;
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GLubyte *dst = (GLubyte *) dstRow;
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for (i = j = 0, k = k0; i < (GLuint) dstWidth;
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i++, j += colStride, k += colStride) {
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dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) >> 2;
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}
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}
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||||
else if (datatype == GL_FLOAT && comps == 4) {
|
||||
GLuint i, j, k;
|
||||
const GLfloat(*rowA)[4] = (const GLfloat(*)[4]) srcRowA;
|
||||
const GLfloat(*rowB)[4] = (const GLfloat(*)[4]) srcRowB;
|
||||
GLfloat(*dst)[4] = (GLfloat(*)[4]) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
dst[i][0] = (rowA[j][0] + rowA[k][0] +
|
||||
rowB[j][0] + rowB[k][0]) * 0.25F;
|
||||
dst[i][1] = (rowA[j][1] + rowA[k][1] +
|
||||
rowB[j][1] + rowB[k][1]) * 0.25F;
|
||||
dst[i][2] = (rowA[j][2] + rowA[k][2] +
|
||||
rowB[j][2] + rowB[k][2]) * 0.25F;
|
||||
dst[i][3] = (rowA[j][3] + rowA[k][3] +
|
||||
rowB[j][3] + rowB[k][3]) * 0.25F;
|
||||
}
|
||||
}
|
||||
else if (datatype == GL_HALF_FLOAT_ARB && comps == 4) {
|
||||
GLuint i, j, k, comp;
|
||||
const GLhalfARB(*rowA)[4] = (const GLhalfARB(*)[4]) srcRowA;
|
||||
const GLhalfARB(*rowB)[4] = (const GLhalfARB(*)[4]) srcRowB;
|
||||
GLhalfARB(*dst)[4] = (GLhalfARB(*)[4]) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
for (comp = 0; comp < 4; comp++) {
|
||||
GLfloat aj, ak, bj, bk;
|
||||
aj = _mesa_half_to_float(rowA[j][comp]);
|
||||
ak = _mesa_half_to_float(rowA[k][comp]);
|
||||
bj = _mesa_half_to_float(rowB[j][comp]);
|
||||
bk = _mesa_half_to_float(rowB[k][comp]);
|
||||
dst[i][comp] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (datatype == GL_FLOAT && comps == 3) {
|
||||
GLuint i, j, k;
|
||||
const GLfloat(*rowA)[3] = (const GLfloat(*)[3]) srcRowA;
|
||||
const GLfloat(*rowB)[3] = (const GLfloat(*)[3]) srcRowB;
|
||||
GLfloat(*dst)[3] = (GLfloat(*)[3]) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
dst[i][0] = (rowA[j][0] + rowA[k][0] +
|
||||
rowB[j][0] + rowB[k][0]) * 0.25F;
|
||||
dst[i][1] = (rowA[j][1] + rowA[k][1] +
|
||||
rowB[j][1] + rowB[k][1]) * 0.25F;
|
||||
dst[i][2] = (rowA[j][2] + rowA[k][2] +
|
||||
rowB[j][2] + rowB[k][2]) * 0.25F;
|
||||
}
|
||||
}
|
||||
else if (datatype == GL_HALF_FLOAT_ARB && comps == 3) {
|
||||
GLuint i, j, k, comp;
|
||||
const GLhalfARB(*rowA)[3] = (const GLhalfARB(*)[3]) srcRowA;
|
||||
const GLhalfARB(*rowB)[3] = (const GLhalfARB(*)[3]) srcRowB;
|
||||
GLhalfARB(*dst)[3] = (GLhalfARB(*)[3]) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
for (comp = 0; comp < 3; comp++) {
|
||||
GLfloat aj, ak, bj, bk;
|
||||
aj = _mesa_half_to_float(rowA[j][comp]);
|
||||
ak = _mesa_half_to_float(rowA[k][comp]);
|
||||
bj = _mesa_half_to_float(rowB[j][comp]);
|
||||
bk = _mesa_half_to_float(rowB[k][comp]);
|
||||
dst[i][comp] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (datatype == GL_FLOAT && comps == 2) {
|
||||
GLuint i, j, k;
|
||||
const GLfloat(*rowA)[2] = (const GLfloat(*)[2]) srcRowA;
|
||||
const GLfloat(*rowB)[2] = (const GLfloat(*)[2]) srcRowB;
|
||||
GLfloat(*dst)[2] = (GLfloat(*)[2]) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
dst[i][0] = (rowA[j][0] + rowA[k][0] +
|
||||
rowB[j][0] + rowB[k][0]) * 0.25F;
|
||||
dst[i][1] = (rowA[j][1] + rowA[k][1] +
|
||||
rowB[j][1] + rowB[k][1]) * 0.25F;
|
||||
}
|
||||
}
|
||||
else if (datatype == GL_HALF_FLOAT_ARB && comps == 2) {
|
||||
GLuint i, j, k, comp;
|
||||
const GLhalfARB(*rowA)[2] = (const GLhalfARB(*)[2]) srcRowA;
|
||||
const GLhalfARB(*rowB)[2] = (const GLhalfARB(*)[2]) srcRowB;
|
||||
GLhalfARB(*dst)[2] = (GLhalfARB(*)[2]) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
for (comp = 0; comp < 2; comp++) {
|
||||
GLfloat aj, ak, bj, bk;
|
||||
aj = _mesa_half_to_float(rowA[j][comp]);
|
||||
ak = _mesa_half_to_float(rowA[k][comp]);
|
||||
bj = _mesa_half_to_float(rowB[j][comp]);
|
||||
bk = _mesa_half_to_float(rowB[k][comp]);
|
||||
dst[i][comp] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (datatype == GL_FLOAT && comps == 1) {
|
||||
GLuint i, j, k;
|
||||
const GLfloat *rowA = (const GLfloat *) srcRowA;
|
||||
const GLfloat *rowB = (const GLfloat *) srcRowB;
|
||||
GLfloat *dst = (GLfloat *) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) * 0.25F;
|
||||
}
|
||||
}
|
||||
else if (datatype == GL_HALF_FLOAT_ARB && comps == 1) {
|
||||
GLuint i, j, k;
|
||||
const GLhalfARB *rowA = (const GLhalfARB *) srcRowA;
|
||||
const GLhalfARB *rowB = (const GLhalfARB *) srcRowB;
|
||||
GLhalfARB *dst = (GLhalfARB *) dstRow;
|
||||
for (i = j = 0, k = k0; i < (GLuint) dstWidth;
|
||||
i++, j += colStride, k += colStride) {
|
||||
GLfloat aj, ak, bj, bk;
|
||||
aj = _mesa_half_to_float(rowA[j]);
|
||||
ak = _mesa_half_to_float(rowA[k]);
|
||||
bj = _mesa_half_to_float(rowB[j]);
|
||||
bk = _mesa_half_to_float(rowB[k]);
|
||||
dst[i] = _mesa_float_to_half((aj + ak + bj + bk) * 0.25F);
|
||||
}
|
||||
}
|
||||
else {
|
||||
_mesa_problem(NULL, "bad format in do_row()");
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user