tests/spec/ati_fragment_shader/error11-invaliddst.c

   1 /*
   2  * Copyright © 2017 Miklós Máté
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 /** Paragraph 11 of the Errors section:
  25  *
  26  * The error INVALID_ENUM is generated if <dst> passed to
  27  * PassTexCoordATI, SampleMapATI, ColorFragmentOp[1..3]ATI, or
  28  * AlphaFragmentOp[1..3]ATI is not a valid register or is greater than
  29  * the number of texture units available on the implementation.
  30  */
  31
  32 #include "piglit-util-gl.h"
  33
  34 PIGLIT_GL_TEST_CONFIG_BEGIN
  35
  36         config.supports_gl_compat_version = 10;
  37         config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
  38
  39 PIGLIT_GL_TEST_CONFIG_END
  40
  41 enum piglit_result
  42 piglit_display(void)
  43 {
  44         /* UNREACHED */
  45         return PIGLIT_FAIL;
  46 }
  47
  48 #define check_enum_error(en) if (!piglit_check_gl_error(GL_INVALID_ENUM)) \
  49         { printf("Enum %s 0x%x not rejected\n", piglit_get_gl_enum_name(en), en); pass = false; }
  50
  51 bool
  52 try_enum(unsigned e)
  53 {
  54         bool pass = true;
  55
  56         printf(" trying %s 0x%x\n", piglit_get_gl_enum_name(e), e);
  57
  58         glBeginFragmentShaderATI();
  59         pass &= piglit_check_gl_error(GL_NO_ERROR);
  60         glPassTexCoordATI(e, GL_TEXTURE0_ARB, GL_SWIZZLE_STR_ATI);
  61         check_enum_error(e);
  62
  63         glSampleMapATI(e, GL_TEXTURE0_ARB, GL_SWIZZLE_STR_ATI);
  64         check_enum_error(e);
  65
  66         glColorFragmentOp1ATI(GL_MOV_ATI, e, GL_NONE, GL_NONE,
  67                         GL_REG_1_ATI, GL_NONE, GL_NONE);
  68         check_enum_error(e);
  69
  70         glAlphaFragmentOp1ATI(GL_MOV_ATI, e, GL_NONE,
  71                         GL_REG_1_ATI, GL_NONE, GL_NONE);
  72         check_enum_error(e);
  73         glEndFragmentShaderATI();
  74         /* All instructions were invalid, so the shader should be empty,
  75          * which is invalid
  76          */
  77         pass &= piglit_check_gl_error(GL_INVALID_OPERATION);
  78
  79         /* TODO check fragment ops with more arguments? */
  80
  81         return pass;
  82 }
  83
  84 /* Trying all possible enum values is overkill, only try ones that are
  85  * used in fragment shaders, thus being common user errors.
  86  * Note that some of them have the same numeric value.
  87  */
  88 static const unsigned enums[] = {
  89         GL_CON_0_ATI,
  90         GL_CON_1_ATI,
  91         GL_CON_2_ATI,
  92         GL_CON_3_ATI,
  93         GL_CON_4_ATI,
  94         GL_CON_5_ATI,
  95         GL_CON_6_ATI,
  96         GL_CON_7_ATI,
  97         GL_MOV_ATI,
  98         GL_ADD_ATI,
  99         GL_MUL_ATI,
 100         GL_SUB_ATI,
 101         GL_DOT3_ATI,
 102         GL_DOT4_ATI,
 103         GL_MAD_ATI,
 104         GL_LERP_ATI,
 105         GL_CND_ATI,
 106         GL_CND0_ATI,
 107         GL_DOT2_ADD_ATI,
 108         GL_SECONDARY_INTERPOLATOR_ATI,
 109         GL_SWIZZLE_STR_ATI,
 110         GL_SWIZZLE_STQ_ATI,
 111         GL_SWIZZLE_STR_DR_ATI,
 112         GL_SWIZZLE_STQ_DQ_ATI,
 113         GL_SWIZZLE_STRQ_ATI,
 114         GL_SWIZZLE_STRQ_DQ_ATI,
 115         GL_RED_BIT_ATI,
 116         GL_GREEN_BIT_ATI,
 117         GL_BLUE_BIT_ATI,
 118         GL_2X_BIT_ATI,
 119         GL_4X_BIT_ATI,
 120         GL_8X_BIT_ATI,
 121         GL_HALF_BIT_ATI,
 122         GL_QUARTER_BIT_ATI,
 123         GL_EIGHTH_BIT_ATI,
 124         GL_SATURATE_BIT_ATI,
 125         GL_COMP_BIT_ATI,
 126         GL_NEGATE_BIT_ATI,
 127         GL_BIAS_BIT_ATI,
 128         GL_TEXTURE0_ARB,
 129         GL_TEXTURE1_ARB,
 130         GL_TEXTURE2_ARB,
 131         GL_TEXTURE3_ARB,
 132         GL_TEXTURE4_ARB,
 133         GL_TEXTURE5_ARB,
 134         GL_TEXTURE6_ARB,
 135         GL_TEXTURE7_ARB,
 136         GL_PRIMARY_COLOR_ARB,
 137         GL_NONE,
 138         GL_RED,
 139         GL_GREEN,
 140         GL_BLUE,
 141         GL_ALPHA,
 142 };
 143
 144 void
 145 piglit_init(int argc, char **argv)
 146 {
 147         int num_tex_units;
 148         unsigned i;
 149         bool pass = true;
 150
 151         piglit_require_extension("GL_ATI_fragment_shader");
 152
 153         /* The spec defines the number of registers to be fixed at 6, even
 154          * though the enum values are defined up to 31 in glext.h. According
 155          * to the paragraph above, when an implementation has less than 6
 156          * texture units, glSampleMapATI(GL_REG_5_ATI, ...) is invalid.
 157          *
 158          * However, Doom3 uses 6 textures and 6 texcoords, so an implementation
 159          * that supports less than 6 textures is not able to run it. Let's fail
 160          * if it's less than 6.
 161          */
 162         glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &num_tex_units);
 163         if (num_tex_units < 6) {
 164                 printf("Max texture units %d < 6 is not enough for ATI_fragment_shader\n", num_tex_units);
 165                 piglit_report_result(PIGLIT_FAIL);
 166         }
 167
 168         /* Try some invalid enums */
 169
 170         for (i=0; i<ARRAY_SIZE(enums); i++)
 171                 if (!try_enum(enums[i]))
 172                         pass = false;
 173
 174         piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
 175 }