----- Original Message -----
> Increase the supported number of varyings from 32 to 256.
> Shrink test rectangles from 10x10 pixels to 2x2 pixels.
> ---
> tests/shaders/glsl-max-varyings.c | 20 ++++++++++----------
> 1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/tests/shaders/glsl-max-varyings.c
> b/tests/shaders/glsl-max-varyings.c
> index 323f4c0..0baed21 100644
> --- a/tests/shaders/glsl-max-varyings.c
> +++ b/tests/shaders/glsl-max-varyings.c
> @@ -33,16 +33,16 @@
>
> #include "piglit-util-gl-common.h"
>
> -#define MAX_VARYING 32
> +#define MAX_VARYING 256
>
> -/* 10x10 rectangles with 2 pixels of pad. Deal with up to 32 varyings. */
> +/* 2x2 rectangles with 2 pixels of pad. Deal with up to 256 varyings. */
>
> PIGLIT_GL_TEST_CONFIG_BEGIN
>
> config.supports_gl_compat_version = 10;
>
> - config.window_width = (2+MAX_VARYING*12);
> - config.window_height = (2+MAX_VARYING*12);
> + config.window_width = (2+MAX_VARYING*4);
> + config.window_height = (2+MAX_VARYING*4);
> config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
>
> PIGLIT_GL_TEST_CONFIG_END
> @@ -57,7 +57,7 @@ static GLint get_vs(int num_varyings, int data_varying)
> {
> GLuint shader;
> unsigned i;
> - char code[2048], temp[2048];
> + char code[4096], temp[2048];
>
> code[0] = 0;
> for (i = 0; i < num_varyings; i++) {
> @@ -107,7 +107,7 @@ static GLint get_fs(int num_varyings, int data_varying)
> {
> GLuint shader;
> unsigned i;
> - char code[2048], temp[2048];
> + char code[8192], temp[2048];
Please use mallocs for such large arrays, to prevent stack overflows on Windows
or other platforms with smaller stacks.
Jose
>
> code[0] = 0;
> for (i = 0; i < num_varyings; i++) {
> @@ -147,7 +147,7 @@ static GLint get_fs(int num_varyings, int data_varying)
> static int
> coord_from_index(int index)
> {
> - return 2 + 12 * index;
> + return 2 + 4 * index;
> }
>
> static bool
> @@ -208,8 +208,8 @@ draw(int num_varyings)
>
> piglit_draw_rect(coord_from_index(data_varying),
> coord_from_index(num_varyings - 1),
> - 10,
> - 10);
> + 2,
> + 2);
>
> glDeleteShader(vs);
> glDeleteShader(fs);
> @@ -262,7 +262,7 @@ piglit_display(void)
>
> ok = piglit_probe_rect_rgb(coord_from_index(col),
> coord_from_index(row),
> - 10, 10,
> + 2, 2,
> green);
> if (!ok) {
> printf(" Failure with %d vec4 varyings used "
> --
> 1.7.10.4
>
> _______________________________________________
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> Piglit@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/piglit
>
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