From: Ian Romanick <ian.d.roman...@intel.com>
This requires changing from drawing a triangle to drawing a diamond
(quadrilateral) shape.
Signed-off-by: Ian Romanick <ian.d.roman...@intel.com>
Suggested-by: Neil Roberts <n...@linux.intel.com>
---
tests/spec/arb_texture_multisample/texelfetch.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/tests/spec/arb_texture_multisample/texelfetch.c
b/tests/spec/arb_texture_multisample/texelfetch.c
index b24ec95..981e3c6 100644
--- a/tests/spec/arb_texture_multisample/texelfetch.c
+++ b/tests/spec/arb_texture_multisample/texelfetch.c
@@ -104,10 +104,11 @@ static int num_samples = 0;
enum piglit_result
piglit_display(void)
{
- static const GLfloat tri_verts[3][2] = {
- { -0.8, -1 },
- { 0.8, -0.9 },
- { 0.1, 1}
+ static const GLfloat quad_verts[4][4] = {
+ { 0.8, 0.1, 0, 1 },
+ { 0.1, 1.0, 0, 1 },
+ { -0.1, -1.0, 0, 1 },
+ { -0.8, -0.1, 0, 1 },
};
unsigned i, j, num_diffs;
GLfloat *images[MAX_SAMPLES], *average;
@@ -126,11 +127,7 @@ piglit_display(void)
piglit_check_gl_error(GL_NO_ERROR);
glUseProgram(draw_prog);
- glVertexAttribPointer(PIGLIT_ATTRIB_POS, 2, GL_FLOAT,
- GL_FALSE, 0, tri_verts);
- glEnableVertexAttribArray(PIGLIT_ATTRIB_POS);
- glDrawArrays(GL_TRIANGLES, 0, 3);
- glDisableVertexAttribArray(PIGLIT_ATTRIB_POS);
+ piglit_draw_rect_from_arrays(quad_verts, NULL, false);
piglit_check_gl_error(GL_NO_ERROR);
--
2.1.0
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