from stdapi import *
-from glenum import GLenum
+from glapi import *
X = None # To be determined
-B = Bool
-I = Int
+B = GLboolean
+I = GLint
E = GLenum
-F = Float
-D = Double
+F = GLfloat
+D = GLdouble
P = OpaquePointer(Void)
-S = String
+S = CString
# TODO: This table and the one on glenum.py should be unified
parameters = [
("glGet", I, 1, "GL_MAP1_GRID_SEGMENTS"), # 0x0DD1
("glGet", F, 4, "GL_MAP2_GRID_DOMAIN"), # 0x0DD2
("glGet", I, 2, "GL_MAP2_GRID_SEGMENTS"), # 0x0DD3
- ("glGet", I, 1, "GL_TEXTURE_1D"), # 0x0DE0
- ("glGet", I, 1, "GL_TEXTURE_2D"), # 0x0DE1
+ ("glGet", B, 1, "GL_TEXTURE_1D"), # 0x0DE0
+ ("glGet", B, 1, "GL_TEXTURE_2D"), # 0x0DE1
("glGet", P, 1, "GL_FEEDBACK_BUFFER_POINTER"), # 0x0DF0
("glGet", I, 1, "GL_FEEDBACK_BUFFER_SIZE"), # 0x0DF1
- ("glGet", I, 1, "GL_FEEDBACK_BUFFER_TYPE"), # 0x0DF2
+ ("glGet", E, 1, "GL_FEEDBACK_BUFFER_TYPE"), # 0x0DF2
("glGet", P, 1, "GL_SELECTION_BUFFER_POINTER"), # 0x0DF3
("glGet", I, 1, "GL_SELECTION_BUFFER_SIZE"), # 0x0DF4
- ("glGet", X, 1, "GL_TEXTURE_WIDTH"), # 0x1000
- ("glGet", X, 1, "GL_TEXTURE_HEIGHT"), # 0x1001
- ("glGet", X, 1, "GL_TEXTURE_INTERNAL_FORMAT"), # 0x1003
- ("glGet", X, 1, "GL_TEXTURE_BORDER_COLOR"), # 0x1004
- ("glGet", X, 1, "GL_TEXTURE_BORDER"), # 0x1005
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_WIDTH"), # 0x1000
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_HEIGHT"), # 0x1001
+ ("glGetTexLevelParameter", E, 1, "GL_TEXTURE_INTERNAL_FORMAT"), # 0x1003
+ ("glGetTexParameter", F, 4, "GL_TEXTURE_BORDER_COLOR"), # 0x1004
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_BORDER"), # 0x1005
("glGet", X, 1, "GL_DONT_CARE"), # 0x1100
("glGet", X, 1, "GL_FASTEST"), # 0x1101
("glGet", X, 1, "GL_NICEST"), # 0x1102
("glGet", X, 1, "GL_LINEAR_MIPMAP_NEAREST"), # 0x2701
("glGet", X, 1, "GL_NEAREST_MIPMAP_LINEAR"), # 0x2702
("glGet", X, 1, "GL_LINEAR_MIPMAP_LINEAR"), # 0x2703
- ("glGet", X, 1, "GL_TEXTURE_MAG_FILTER"), # 0x2800
- ("glGet", X, 1, "GL_TEXTURE_MIN_FILTER"), # 0x2801
- ("glGet", X, 1, "GL_TEXTURE_WRAP_S"), # 0x2802
- ("glGet", X, 1, "GL_TEXTURE_WRAP_T"), # 0x2803
+ ("glGetTexParameter", E, 1, "GL_TEXTURE_MAG_FILTER"), # 0x2800
+ ("glGetTexParameter", E, 1, "GL_TEXTURE_MIN_FILTER"), # 0x2801
+ ("glGetTexParameter", E, 1, "GL_TEXTURE_WRAP_S"), # 0x2802
+ ("glGetTexParameter", E, 1, "GL_TEXTURE_WRAP_T"), # 0x2803
("glGet", X, 1, "GL_CLAMP"), # 0x2900
("glGet", X, 1, "GL_REPEAT"), # 0x2901
("glGet", F, 1, "GL_POLYGON_OFFSET_UNITS"), # 0x2A00
("glGet", X, 1, "GL_RGB10_A2"), # 0x8059
("glGet", X, 1, "GL_RGBA12"), # 0x805A
("glGet", X, 1, "GL_RGBA16"), # 0x805B
- ("glGet", X, 1, "GL_TEXTURE_RED_SIZE"), # 0x805C
- ("glGet", X, 1, "GL_TEXTURE_GREEN_SIZE"), # 0x805D
- ("glGet", X, 1, "GL_TEXTURE_BLUE_SIZE"), # 0x805E
- ("glGet", X, 1, "GL_TEXTURE_ALPHA_SIZE"), # 0x805F
- ("glGet", X, 1, "GL_TEXTURE_LUMINANCE_SIZE"), # 0x8060
- ("glGet", X, 1, "GL_TEXTURE_INTENSITY_SIZE"), # 0x8061
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_RED_SIZE"), # 0x805C
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_GREEN_SIZE"), # 0x805D
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_BLUE_SIZE"), # 0x805E
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_ALPHA_SIZE"), # 0x805F
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_LUMINANCE_SIZE"), # 0x8060
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_INTENSITY_SIZE"), # 0x8061
("glGet", X, 1, "GL_REPLACE_EXT"), # 0x8062
("glGet", X, 1, "GL_PROXY_TEXTURE_1D"), # 0x8063
("glGet", X, 1, "GL_PROXY_TEXTURE_2D"), # 0x8064
("glGet", X, 1, "GL_TEXTURE_TOO_LARGE_EXT"), # 0x8065
- ("glGet", X, 1, "GL_TEXTURE_PRIORITY"), # 0x8066
- ("glGet", X, 1, "GL_TEXTURE_RESIDENT"), # 0x8067
+ ("glGetTexParameter", I, 1, "GL_TEXTURE_PRIORITY"), # 0x8066
+ ("glGetTexParameter", B, 1, "GL_TEXTURE_RESIDENT"), # 0x8067
("glGet", I, 1, "GL_TEXTURE_BINDING_1D"), # 0x8068
("glGet", I, 1, "GL_TEXTURE_BINDING_2D"), # 0x8069
("glGet", I, 1, "GL_TEXTURE_BINDING_3D"), # 0x806A
("glGet", F, 1, "GL_PACK_IMAGE_HEIGHT"), # 0x806C
("glGet", I, 1, "GL_UNPACK_SKIP_IMAGES"), # 0x806D
("glGet", F, 1, "GL_UNPACK_IMAGE_HEIGHT"), # 0x806E
- ("glGet", I, 1, "GL_TEXTURE_3D"), # 0x806F
+ ("glGet", B, 1, "GL_TEXTURE_3D"), # 0x806F
("glGet", X, 1, "GL_PROXY_TEXTURE_3D"), # 0x8070
- ("glGet", X, 1, "GL_TEXTURE_DEPTH"), # 0x8071
- ("glGet", X, 1, "GL_TEXTURE_WRAP_R"), # 0x8072
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_DEPTH"), # 0x8071
+ ("glGetTexParameter", E, 1, "GL_TEXTURE_WRAP_R"), # 0x8072
("glGet", I, 1, "GL_MAX_3D_TEXTURE_SIZE"), # 0x8073
("glGet", B, 1, "GL_VERTEX_ARRAY"), # 0x8074
("glGet", B, 1, "GL_NORMAL_ARRAY"), # 0x8075
("glGet", X, 1, "GL_TEXTURE_WRAP_Q_SGIS"), # 0x8137
("glGet", I, 1, "GL_MAX_4D_TEXTURE_SIZE_SGIS"), # 0x8138
("glGet", I, 1, "GL_PIXEL_TEX_GEN_SGIX"), # 0x8139
- ("glGet", X, 1, "GL_TEXTURE_MIN_LOD"), # 0x813A
- ("glGet", X, 1, "GL_TEXTURE_MAX_LOD"), # 0x813B
- ("glGet", X, 1, "GL_TEXTURE_BASE_LEVEL"), # 0x813C
- ("glGet", X, 1, "GL_TEXTURE_MAX_LEVEL"), # 0x813D
+ ("glGetTexParameter", F, 1, "GL_TEXTURE_MIN_LOD"), # 0x813A
+ ("glGetTexParameter", F, 1, "GL_TEXTURE_MAX_LOD"), # 0x813B
+ ("glGetTexParameter", F, 1, "GL_TEXTURE_BASE_LEVEL"), # 0x813C
+ ("glGetTexParameter", F, 1, "GL_TEXTURE_MAX_LEVEL"), # 0x813D
("glGet", I, 1, "GL_PIXEL_TILE_BEST_ALIGNMENT_SGIX"), # 0x813E
("glGet", I, 1, "GL_PIXEL_TILE_CACHE_INCREMENT_SGIX"), # 0x813F
("glGet", I, 1, "GL_PIXEL_TILE_WIDTH_SGIX"), # 0x8140
("glGet", X, 1, "GL_TEXTURE_LOD_BIAS_S_SGIX"), # 0x818E
("glGet", X, 1, "GL_TEXTURE_LOD_BIAS_T_SGIX"), # 0x818F
("glGet", X, 1, "GL_TEXTURE_LOD_BIAS_R_SGIX"), # 0x8190
- ("glGet", X, 1, "GL_GENERATE_MIPMAP"), # 0x8191
+ ("glGetTexParameter", B, 1, "GL_GENERATE_MIPMAP"), # 0x8191
("glGet", E, 1, "GL_GENERATE_MIPMAP_HINT"), # 0x8192
("glGet", X, 1, "GL_GEOMETRY_DEFORMATION_SGIX"), # 0x8194
("glGet", X, 1, "GL_TEXTURE_DEFORMATION_SGIX"), # 0x8195
("glGet", X, 1, "GL_RESET_NOTIFICATION_STRATEGY_ARB"), # 0x8256
("glGet", X, 1, "GL_PROGRAM_BINARY_RETRIEVABLE_HINT"), # 0x8257
("glGet", X, 1, "GL_PROGRAM_SEPARABLE"), # 0x8258
- ("glGet", X, 1, "GL_ACTIVE_PROGRAM"), # 0x8259
+ ("glGet", I, 1, "GL_ACTIVE_PROGRAM"), # 0x8259
("glGet", I, 1, "GL_PROGRAM_PIPELINE_BINDING"), # 0x825A
("glGet", X, 1, "GL_MAX_VIEWPORTS"), # 0x825B
("glGet", X, 1, "GL_VIEWPORT_SUBPIXEL_BITS"), # 0x825C
("glGet", X, 1, "GL_VERTEX_WEIGHT_ARRAY_POINTER_EXT"), # 0x8510
("glGet", X, 1, "GL_NORMAL_MAP"), # 0x8511
("glGet", X, 1, "GL_REFLECTION_MAP"), # 0x8512
- ("glGet", X, 1, "GL_TEXTURE_CUBE_MAP"), # 0x8513
+ ("glGet", B, 1, "GL_TEXTURE_CUBE_MAP"), # 0x8513
("glGet", X, 1, "GL_TEXTURE_BINDING_CUBE_MAP"), # 0x8514
("glGet", X, 1, "GL_TEXTURE_CUBE_MAP_POSITIVE_X"), # 0x8515
("glGet", X, 1, "GL_TEXTURE_CUBE_MAP_NEGATIVE_X"), # 0x8516
("glGet", X, 1, "GL_SLICE_ACCUM_SUN"), # 0x85CC
("glGet", X, 1, "GL_QUAD_MESH_SUN"), # 0x8614
("glGet", X, 1, "GL_TRIANGLE_MESH_SUN"), # 0x8615
- ("glGet", X, 1, "GL_VERTEX_PROGRAM_ARB"), # 0x8620
+ ("glGet", B, 1, "GL_VERTEX_PROGRAM_ARB"), # 0x8620
("glGet", X, 1, "GL_VERTEX_STATE_PROGRAM_NV"), # 0x8621
("glGetVertexAttrib", B, 1, "GL_VERTEX_ATTRIB_ARRAY_ENABLED"), # 0x8622
("glGetVertexAttrib", I, 1, "GL_VERTEX_ATTRIB_ARRAY_SIZE"), # 0x8623
("glGet", X, 1, "GL_INVERSE_NV"), # 0x862B
("glGet", X, 1, "GL_TRANSPOSE_NV"), # 0x862C
("glGet", X, 1, "GL_INVERSE_TRANSPOSE_NV"), # 0x862D
- ("glGet", X, 1, "GL_MAX_PROGRAM_MATRIX_STACK_DEPTH_ARB"), # 0x862E
- ("glGet", X, 1, "GL_MAX_PROGRAM_MATRICES_ARB"), # 0x862F
+ ("glGet", I, 1, "GL_MAX_PROGRAM_MATRIX_STACK_DEPTH_ARB"), # 0x862E
+ ("glGet", I, 1, "GL_MAX_PROGRAM_MATRICES_ARB"), # 0x862F
("glGet", X, 1, "GL_MATRIX0_NV"), # 0x8630
("glGet", X, 1, "GL_MATRIX1_NV"), # 0x8631
("glGet", X, 1, "GL_MATRIX2_NV"), # 0x8632
("glGet", X, 1, "GL_MATRIX7_NV"), # 0x8637
("glGet", X, 1, "GL_CURRENT_MATRIX_STACK_DEPTH_ARB"), # 0x8640
("glGet", X, 1, "GL_CURRENT_MATRIX_ARB"), # 0x8641
- ("glGet", X, 1, "GL_VERTEX_PROGRAM_POINT_SIZE"), # 0x8642
- ("glGet", X, 1, "GL_VERTEX_PROGRAM_TWO_SIDE"), # 0x8643
+ ("glGet", B, 1, "GL_VERTEX_PROGRAM_POINT_SIZE"), # 0x8642
+ ("glGet", B, 1, "GL_VERTEX_PROGRAM_TWO_SIDE"), # 0x8643
("glGet", X, 1, "GL_PROGRAM_PARAMETER_NV"), # 0x8644
("glGetVertexAttrib", P, 1, "GL_VERTEX_ATTRIB_ARRAY_POINTER"), # 0x8645
("glGet", X, 1, "GL_PROGRAM_TARGET_NV"), # 0x8646
("glGet", X, 1, "GL_MAP2_VERTEX_ATTRIB14_4_NV"), # 0x867E
("glGet", X, 1, "GL_MAP2_VERTEX_ATTRIB15_4_NV"), # 0x867F
("glGet", X, 1, "GL_TEXTURE_COMPRESSED_IMAGE_SIZE"), # 0x86A0
- ("glGet", X, 1, "GL_TEXTURE_COMPRESSED"), # 0x86A1
+ ("glGetTexLevelParameter", B, 1, "GL_TEXTURE_COMPRESSED"), # 0x86A1
("glGet", X, 1, "GL_NUM_COMPRESSED_TEXTURE_FORMATS"), # 0x86A2
#XXX: the list is GL_NUM_COMPRESSED_TEXTURES
#("glGet", E, 1, "GL_COMPRESSED_TEXTURE_FORMATS"), # 0x86A3
("glGet", E, 1, "GL_STENCIL_BACK_FAIL"), # 0x8801
("glGet", E, 1, "GL_STENCIL_BACK_PASS_DEPTH_FAIL"), # 0x8802
("glGet", E, 1, "GL_STENCIL_BACK_PASS_DEPTH_PASS"), # 0x8803
- ("glGet", X, 1, "GL_FRAGMENT_PROGRAM_ARB"), # 0x8804
+ ("glGet", B, 1, "GL_FRAGMENT_PROGRAM_ARB"), # 0x8804
("glGet", X, 1, "GL_PROGRAM_ALU_INSTRUCTIONS_ARB"), # 0x8805
("glGet", X, 1, "GL_PROGRAM_TEX_INSTRUCTIONS_ARB"), # 0x8806
("glGet", X, 1, "GL_PROGRAM_TEX_INDIRECTIONS_ARB"), # 0x8807
("glGet", E, 1, "GL_MATRIX_INDEX_ARRAY_TYPE_ARB"), # 0x8847
("glGet", X, 1, "GL_MATRIX_INDEX_ARRAY_STRIDE_ARB"), # 0x8848
("glGet", X, 1, "GL_MATRIX_INDEX_ARRAY_POINTER_ARB"), # 0x8849
- ("glGet", X, 1, "GL_TEXTURE_DEPTH_SIZE"), # 0x884A
- ("glGet", X, 1, "GL_DEPTH_TEXTURE_MODE"), # 0x884B
- ("glGet", X, 1, "GL_TEXTURE_COMPARE_MODE"), # 0x884C
- ("glGet", X, 1, "GL_TEXTURE_COMPARE_FUNC"), # 0x884D
- ("glGet", X, 1, "GL_COMPARE_R_TO_TEXTURE"), # 0x884E
+ ("glGetTexLevelParameter", I, 1, "GL_TEXTURE_DEPTH_SIZE"), # 0x884A
+ ("glGetTexParameter", E, 1, "GL_DEPTH_TEXTURE_MODE"), # 0x884B
+ ("glGetTexParameter", E, 1, "GL_TEXTURE_COMPARE_MODE"), # 0x884C
+ ("glGetTexParameter", E, 1, "GL_TEXTURE_COMPARE_FUNC"), # 0x884D
+ (None, X, 1, "GL_COMPARE_R_TO_TEXTURE"), # 0x884E
("glGet", X, 1, "GL_TEXTURE_CUBE_MAP_SEAMLESS"), # 0x884F
("glGet", X, 1, "GL_OFFSET_PROJECTIVE_TEXTURE_2D_NV"), # 0x8850
("glGet", X, 1, "GL_OFFSET_PROJECTIVE_TEXTURE_2D_SCALE_NV"), # 0x8851
("glGet", X, 1, "GL_DEPTH_STENCIL_TO_RGBA_NV"), # 0x886E
("glGet", X, 1, "GL_DEPTH_STENCIL_TO_BGRA_NV"), # 0x886F
("glGet", X, 1, "GL_FRAGMENT_PROGRAM_NV"), # 0x8870
- ("glGet", X, 1, "GL_MAX_TEXTURE_COORDS"), # 0x8871
- ("glGet", X, 1, "GL_MAX_TEXTURE_IMAGE_UNITS"), # 0x8872
+ ("glGet", I, 1, "GL_MAX_TEXTURE_COORDS"), # 0x8871
+ ("glGet", I, 1, "GL_MAX_TEXTURE_IMAGE_UNITS"), # 0x8872
("glGet", I, 1, "GL_FRAGMENT_PROGRAM_BINDING_NV"), # 0x8873
- ("glGet", X, 1, "GL_PROGRAM_ERROR_STRING_ARB"), # 0x8874
+ ("glGet", S, 1, "GL_PROGRAM_ERROR_STRING_ARB"), # 0x8874
("glGet", X, 1, "GL_PROGRAM_FORMAT_ASCII_ARB"), # 0x8875
("glGet", X, 1, "GL_PROGRAM_FORMAT_ARB"), # 0x8876
("glGet", X, 1, "GL_WRITE_PIXEL_DATA_RANGE_NV"), # 0x8878
("glGet", I, 1, "GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS"), # 0x8B4C
("glGet", I, 1, "GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS"), # 0x8B4D
("glGet", E, 1, "GL_OBJECT_TYPE_ARB"), # 0x8B4E
- ("glGet", E, 1, "GL_SHADER_TYPE"), # 0x8B4F
+ ("glGetShader", E, 1, "GL_SHADER_TYPE"), # 0x8B4F
("glGet", X, 1, "GL_FLOAT_VEC2"), # 0x8B50
("glGet", X, 1, "GL_FLOAT_VEC3"), # 0x8B51
("glGet", X, 1, "GL_FLOAT_VEC4"), # 0x8B52
("glGet", X, 1, "GL_ATTACHED_SHADERS"), # 0x8B85
("glGet", X, 1, "GL_ACTIVE_UNIFORMS"), # 0x8B86
("glGet", X, 1, "GL_ACTIVE_UNIFORM_MAX_LENGTH"), # 0x8B87
- ("glGet", X, 1, "GL_SHADER_SOURCE_LENGTH"), # 0x8B88
+ ("glGetShader", I, 1, "GL_SHADER_SOURCE_LENGTH"), # 0x8B88
("glGet", X, 1, "GL_ACTIVE_ATTRIBUTES"), # 0x8B89
("glGet", X, 1, "GL_ACTIVE_ATTRIBUTE_MAX_LENGTH"), # 0x8B8A
("glGet", X, 1, "GL_FRAGMENT_SHADER_DERIVATIVE_HINT"), # 0x8B8B
("glGet", X, 1, "GL_SHADING_LANGUAGE_VERSION"), # 0x8B8C
- ("glGet", X, 1, "GL_CURRENT_PROGRAM"), # 0x8B8D
+ ("glGet", I, 1, "GL_CURRENT_PROGRAM"), # 0x8B8D
("glGet", X, 1, "GL_IMPLEMENTATION_COLOR_READ_TYPE"), # 0x8B9A
("glGet", X, 1, "GL_IMPLEMENTATION_COLOR_READ_FORMAT"), # 0x8B9B
("glGet", X, 1, "GL_COUNTER_TYPE_AMD"), # 0x8BC0
(None, X, 1, "GL_INVALID_INDEX"), # 0xFFFFFFFFu
]
+texture_targets = [
+ ('GL_TEXTURE_1D', 'GL_TEXTURE_BINDING_1D'),
+ ('GL_TEXTURE_2D', 'GL_TEXTURE_BINDING_2D'),
+ ('GL_TEXTURE_3D', 'GL_TEXTURE_BINDING_3D'),
+ #(GL_TEXTURE_CUBE_MAP, 'GL_TEXTURE_BINDING_CUBE_MAP')
+]
+
+
+class GetInflector:
+ '''Objects that describes how to inflect.'''
+
+ reduced_types = {
+ B: I,
+ E: I,
+ I: F,
+ }
+
+ def __init__(self, radical, suffixes):
+ self.radical = radical
+ self.suffixes = suffixes
+
+ def reduced_type(self, type):
+ if type in self.suffixes:
+ return type
+ if type in self.reduced_types:
+ return self.reduced_type(self.reduced_types[type])
+ raise NotImplementedError
+
+ def inflect(self, type):
+ return self.radical + self.suffix(type)
+
+ def suffix(self, type):
+ type = self.reduced_type(type)
+ assert type in self.suffixes
+ return self.suffixes[type]
+
-class ParamDumper(Visitor):
- '''Dump an instance.'''
+class StateGetter(Visitor):
+ '''Type visitor that is able to extract the state via one of the glGet*
+ functions.
+
+ It will declare any temporary variable
+ '''
+
+ def __init__(self, radical, suffixes):
+ self.inflector = GetInflector(radical, suffixes)
+
+ def __call__(self, *args):
+ pname = args[-1]
+
+ for function, type, count, name in parameters:
+ if type is X:
+ continue
+ if name == pname:
+ if count != 1:
+ type = Array(type, str(count))
+
+ return type, self.visit(type, args)
+
+ raise NotImplementedError
+
+ def temp_name(self, args):
+ '''Return the name of a temporary variable to hold the state.'''
+ pname = args[-1]
+
+ return pname[3:].lower()
+
+ def visit_const(self, const, args):
+ return self.visit(const.type, args)
+
+ def visit_scalar(self, type, args):
+ temp_name = self.temp_name(args)
+ elem_type = self.inflector.reduced_type(type)
+ inflection = self.inflector.inflect(type)
+ if inflection.endswith('v'):
+ print ' %s %s = 0;' % (elem_type, temp_name)
+ print ' %s(%s, &%s);' % (inflection, ', '.join(args), temp_name)
+ else:
+ print ' %s %s = %s(%s);' % (elem_type, temp_name, inflection, ', '.join(args))
+ return temp_name
+
+ def visit_string(self, string, args):
+ temp_name = self.temp_name(args)
+ inflection = self.inflector.inflect(string)
+ assert not inflection.endswith('v')
+ print ' %s %s = (%s)%s(%s);' % (string, temp_name, string, inflection, ', '.join(args))
+ return temp_name
+
+ def visit_alias(self, alias, args):
+ return self.visit_scalar(alias, args)
+
+ def visit_enum(self, enum, args):
+ return self.visit(GLint, args)
+
+ def visit_bitmask(self, bitmask, args):
+ return self.visit(GLint, args)
+
+ def visit_array(self, array, args):
+ temp_name = self.temp_name(args)
+ if array.length == '1':
+ return self.visit(array.type)
+ elem_type = self.inflector.reduced_type(array.type)
+ inflection = self.inflector.inflect(array.type)
+ assert inflection.endswith('v')
+ print ' %s %s[%s];' % (elem_type, temp_name, array.length)
+ print ' memset(%s, 0, %s * sizeof *%s);' % (temp_name, array.length, temp_name)
+ print ' %s(%s, %s);' % (inflection, ', '.join(args), temp_name)
+ return temp_name
+
+ def visit_opaque(self, pointer, args):
+ temp_name = self.temp_name(args)
+ inflection = self.inflector.inflect(pointer)
+ assert inflection.endswith('v')
+ print ' GLvoid *%s;' % temp_name
+ print ' %s(%s, &%s);' % (inflection, ', '.join(args), temp_name)
+ return temp_name
+
+
+glGet = StateGetter('glGet', {
+ B: 'Booleanv',
+ I: 'Integerv',
+ F: 'Floatv',
+ D: 'Doublev',
+ S: 'String',
+ P: 'Pointerv',
+})
+
+glGetVertexAttrib = StateGetter('glGetVertexAttrib', {I: 'iv', F: 'fv', D: 'dv', P: 'Pointerv'})
+glGetTexParameter = StateGetter('glGetTexParameter', {I: 'iv', F: 'fv'})
+
+
+class JsonWriter(Visitor):
+ '''Type visitor that will dump a value of the specified type through the
+ JSON writer.
+
+ It expects a previously declared JSONWriter instance named "json".'''
def visit_literal(self, literal, instance):
if literal.format == 'Bool':
print ' json.writeString((const char *)%s);' % instance
def visit_enum(self, enum, instance):
- raise NotImplementedError
+ if enum.expr == 'GLenum':
+ print ' writeEnum(json, %s);' % instance
+ else:
+ print ' json.writeNumber(%s);' % instance
def visit_bitmask(self, bitmask, instance):
raise NotImplementedError
def visit_alias(self, alias, instance):
self.visit(alias.type, instance)
+ def visit_opaque(self, opaque, instance):
+ print ' json.writeNumber((size_t)%s);' % instance
+
+ __index = 0
+
+ def visit_array(self, array, instance):
+ index = '__i%u' % JsonWriter.__index
+ JsonWriter.__index += 1
+ print ' json.beginArray();'
+ print ' for (unsigned %s = 0; %s < %s; ++%s) {' % (index, index, array.length, index)
+ self.visit(array.type, '%s[%s]' % (instance, index))
+ print ' }'
+ print ' json.endArray();'
+
+
class StateDumper:
+ '''Class to generate code to dump all GL state in JSON format via
+ stdout.'''
def __init__(self):
self.level = 0
print
print '#include "json.hpp"'
print '#include "glimports.hpp"'
- print '#include "glstate.hpp"'
+ print '#include "glproc.hpp"'
+ print '#include "glsize.hpp"'
+ print '#include "glretrace.hpp"'
print
- print 'static inline void'
- print 'writeEnum(JSONWriter &json, GLenum pname)'
+ print 'static const char *'
+ print '_enum_string(GLenum pname)'
print '{'
print ' switch(pname) {'
- for function, type, count, name in parameters:
+ for name in GLenum.values:
print ' case %s:' % name
- print ' json.writeString("%s");' % name
- print ' break;'
+ print ' return "%s";' % name
print ' default:'
+ print ' return NULL;'
+ print ' }'
+ print '}'
+ print
+
+ print 'static const char *'
+ print 'enum_string(GLenum pname)'
+ print '{'
+ print ' const char *s = _enum_string(pname);'
+ print ' if (s) {'
+ print ' return s;'
+ print ' } else {'
+ print ' static char buf[16];'
+ print ' snprintf(buf, sizeof buf, "0x%04x", pname);'
+ print ' return buf;'
+ print ' }'
+ print '}'
+ print
+
+ print 'static inline void'
+ print 'writeEnum(JSONWriter &json, GLenum pname)'
+ print '{'
+ print ' const char *s = _enum_string(pname);'
+ print ' if (s) {'
+ print ' json.writeString(s);'
+ print ' } else {'
print ' json.writeNumber(pname);'
print ' }'
print '}'
print
- print 'void state_dump(std::ostream &os)'
+ # shaders
+ print '''
+static void
+writeShader(JSONWriter &json, GLuint shader)
+{
+ if (!shader) {
+ return;
+ }
+
+ GLint shader_type = 0;
+ glGetShaderiv(shader, GL_SHADER_TYPE, &shader_type);
+ if (!shader_type) {
+ return;
+ }
+
+ GLint source_length = 0;
+ glGetShaderiv(shader, GL_SHADER_SOURCE_LENGTH, &source_length);
+ if (!source_length) {
+ return;
+ }
+
+ GLchar *source = new GLchar[source_length];
+ GLsizei length = 0;
+ source[0] = 0;
+ glGetShaderSource(shader, source_length, &length, source);
+
+ json.beginMember(enum_string(shader_type));
+ json.writeString(source);
+ json.endMember();
+
+ delete [] source;
+}
+
+static inline void
+writeCurrentProgram(JSONWriter &json)
+{
+ GLint program = 0;
+ glGetIntegerv(GL_CURRENT_PROGRAM, &program);
+ if (!program) {
+ return;
+ }
+
+ GLint attached_shaders = 0;
+ glGetProgramiv(program, GL_ATTACHED_SHADERS, &attached_shaders);
+ if (!attached_shaders) {
+ return;
+ }
+
+ GLuint *shaders = new GLuint[attached_shaders];
+ GLsizei count = 0;
+ glGetAttachedShaders(program, attached_shaders, &count, shaders);
+ for (GLsizei i = 0; i < count; ++ i) {
+ writeShader(json, shaders[i]);
+ }
+ delete [] shaders;
+}
+
+static inline void
+writeArbProgram(JSONWriter &json, GLenum target)
+{
+ if (!glIsEnabled(target)) {
+ return;
+ }
+
+ GLint program_length = 0;
+ glGetProgramivARB(target, GL_PROGRAM_LENGTH_ARB, &program_length);
+ if (!program_length) {
+ return;
+ }
+
+ GLchar *source = new GLchar[program_length + 1];
+ source[0] = 0;
+ glGetProgramStringARB(target, GL_PROGRAM_STRING_ARB, source);
+ source[program_length] = 0;
+
+ json.beginMember(enum_string(target));
+ json.writeString(source);
+ json.endMember();
+
+ delete [] source;
+}
+'''
+
+ # texture image
+ print '''
+static inline void
+writeTextureImage(JSONWriter &json, GLenum target, GLint level)
+{
+ GLint width, height = 1, depth = 1;
+
+ width = 0;
+ glGetTexLevelParameteriv(target, level, GL_TEXTURE_WIDTH, &width);
+
+ if (target != GL_TEXTURE_1D) {
+ height = 0;
+ glGetTexLevelParameteriv(target, level, GL_TEXTURE_HEIGHT, &height);
+ if (target == GL_TEXTURE_3D) {
+ depth = 0;
+ glGetTexLevelParameteriv(target, level, GL_TEXTURE_DEPTH, &depth);
+ }
+ }
+
+ if (width <= 0 || height <= 0 || depth <= 0) {
+ json.writeNull();
+ } else {
+ json.beginObject();
+
+ // Tell the GUI this is no ordinary object, but an image
+ json.writeStringMember("__class__", "image");
+
+ json.writeNumberMember("__width__", width);
+ json.writeNumberMember("__height__", height);
+ json.writeNumberMember("__depth__", depth);
+
+ // Hardcoded for now, but we could chose types more adequate to the
+ // texture internal format
+ json.writeStringMember("__type__", "uint8");
+ json.writeBoolMember("__normalized__", true);
+ json.writeNumberMember("__channels__", 4);
+
+ GLubyte *pixels = new GLubyte[depth*width*height*4];
+
+ glGetTexImage(target, level, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
+
+ json.beginMember("__data__");
+ json.writeBase64(pixels, depth * width * height * 4 * sizeof *pixels);
+ json.endMember(); // __data__
+
+ delete [] pixels;
+ json.endObject();
+ }
+}
+
+static inline void
+writeDrawBufferImage(JSONWriter &json, GLenum format)
+{
+ GLint width = glretrace::window_width;
+ GLint height = glretrace::window_height;
+
+ GLint channels = __gl_format_channels(format);
+
+ if (!width || !height) {
+ json.writeNull();
+ } else {
+ json.beginObject();
+
+ // Tell the GUI this is no ordinary object, but an image
+ json.writeStringMember("__class__", "image");
+
+ json.writeNumberMember("__width__", width);
+ json.writeNumberMember("__height__", height);
+ json.writeNumberMember("__depth__", 1);
+
+ // Hardcoded for now, but we could chose types more adequate to the
+ // texture internal format
+ json.writeStringMember("__type__", "uint8");
+ json.writeBoolMember("__normalized__", true);
+ json.writeNumberMember("__channels__", channels);
+
+ GLubyte *pixels = new GLubyte[width*height*channels];
+
+ GLint drawbuffer = glretrace::double_buffer ? GL_BACK : GL_FRONT;
+ GLint readbuffer = glretrace::double_buffer ? GL_BACK : GL_FRONT;
+ glGetIntegerv(GL_DRAW_BUFFER, &drawbuffer);
+ glGetIntegerv(GL_READ_BUFFER, &readbuffer);
+ glReadBuffer(drawbuffer);
+
+ glPushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
+ glPixelStorei(GL_PACK_ALIGNMENT, 1);
+
+ glReadPixels(0, 0, width, height, format, GL_UNSIGNED_BYTE, pixels);
+
+ glPopClientAttrib();
+ glReadBuffer(readbuffer);
+
+ json.beginMember("__data__");
+ json.writeBase64(pixels, width * height * channels * sizeof *pixels);
+ json.endMember(); // __data__
+
+ delete [] pixels;
+ json.endObject();
+ }
+}
+
+'''
+
+ # textures
+ print 'static inline void'
+ print 'writeTexture(JSONWriter &json, GLenum target, GLenum binding)'
+ print '{'
+ print ' GLint texture = 0;'
+ print ' glGetIntegerv(binding, &texture);'
+ print ' if (!glIsEnabled(target) && !texture) {'
+ print ' json.writeNull();'
+ print ' return;'
+ print ' }'
+ print
+ print ' json.beginObject();'
+ print
+ print ' GLfloat param;'
+ for function, type, count, name in parameters:
+ if function != 'glGetTexParameter' or count != 1:
+ continue
+ print ' glGetTexParameterfv(target, %s, ¶m);' % name
+ print ' json.beginMember("%s");' % name
+ JsonWriter().visit(type, 'param')
+ print ' json.endMember();'
+ print
+ print
+ print ' json.beginMember("levels");'
+ print ' json.beginArray();'
+ print ' GLint level = 0;'
+ print ' do {'
+ print ' GLint width = 0, height = 0;'
+ print ' glGetTexLevelParameteriv(target, level, GL_TEXTURE_WIDTH, &width);'
+ print ' glGetTexLevelParameteriv(target, level, GL_TEXTURE_HEIGHT, &height);'
+ print ' if (!width || !height) {'
+ print ' break;'
+ print ' }'
+ print ' json.beginObject();'
+ print
+ # FIXME: This is not the original texture name in the trace -- we need
+ # to do a reverse lookup of the texture mappings to find the original one
+ print ' json.beginMember("binding");'
+ print ' json.writeNumber(texture);'
+ print ' json.endMember();'
+ print
+ # TODO: Generalize this
+ for function, type, count, name in parameters:
+ if function != 'glGetTexLevelParameter' or count != 1:
+ continue
+ print ' glGetTexLevelParameterfv(target, level, %s, ¶m);' % name
+ print ' json.beginMember("%s");' % name
+ JsonWriter().visit(type, 'param')
+ print ' json.endMember();'
+ print
+ print ' json.beginMember("image");'
+ print ' writeTextureImage(json, target, level);'
+ print ' json.endMember();'
+ print
+ print ' json.endObject();'
+ print ' ++level;'
+ print ' } while(true);'
+ print ' json.endArray();'
+ print ' json.endMember(); // levels'
+ print
+ print ' json.endObject();'
+ print '}'
+ print
+
+ print 'void glretrace::state_dump(std::ostream &os)'
print '{'
print ' JSONWriter json(os);'
self.dump_parameters()
-
+ self.dump_current_program()
+ self.dump_textures()
+ self.dump_framebuffer()
print '}'
print
def dump_parameters(self):
- print ' const GLubyte * sparams[1];'
- print ' GLboolean bparams[16];'
- print ' GLint iparams[16];'
- print ' GLfloat fparams[16];'
- print ' GLdouble dparams[16];'
- print ' GLvoid * pparams[16];'
+ print ' json.beginMember("parameters");'
+ print ' json.beginObject();'
+
+ self.dump_atoms(glGet)
+
+ self.dump_vertex_attribs()
+
+ print ' json.endObject();'
+ print ' json.endMember(); // parameters'
print
- print ' (void)dparams;'
+
+ def dump_vertex_attribs(self):
+ print ' json.beginMember("GL_VERTEX_ATTRIB");'
+ print ' json.beginArray();'
+ print ' GLint max_vertex_attribs = 0;'
+ print ' __glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &max_vertex_attribs);'
+ print ' for (GLint index = 0; index < max_vertex_attribs; ++index) {'
+ print ' json.beginObject();'
+ self.dump_atoms(glGetVertexAttrib, 'index')
+ print ' json.endObject();'
+ print ' }'
print
- print ' json.beginMember("parameters");'
+ print ' json.endArray();'
+ print ' json.endMember(); // GL_VERTEX_ATTRIB'
+ print
+
+ def dump_current_program(self):
+ print ' json.beginMember("shaders");'
+ print ' json.beginObject();'
+ print ' writeCurrentProgram(json);'
+ print ' writeArbProgram(json, GL_FRAGMENT_PROGRAM_ARB);'
+ print ' writeArbProgram(json, GL_VERTEX_PROGRAM_ARB);'
+ print ' json.endObject();'
+ print ' json.endMember(); //shaders'
+ print
+
+ def dump_textures(self):
+ print ' json.beginMember("textures");'
+ print ' json.beginArray();'
+ print ' GLint active_texture = GL_TEXTURE0;'
+ print ' glGetIntegerv(GL_ACTIVE_TEXTURE, &active_texture);'
+ print ' GLint max_texture_coords = 0;'
+ print ' glGetIntegerv(GL_MAX_TEXTURE_COORDS, &max_texture_coords);'
+ print ' for (GLint unit = 0; unit < max_texture_coords; ++unit) {'
+ print ' glActiveTexture(GL_TEXTURE0 + unit);'
+ print ' json.beginObject();'
+ for target, binding in texture_targets:
+ print ' json.beginMember("%s");' % target
+ print ' writeTexture(json, %s, %s);' % (target, binding)
+ print ' json.endMember();'
+ print ' json.endObject();'
+ print ' }'
+ print ' glActiveTexture(active_texture);'
+ print ' json.endArray();'
+ print ' json.endMember(); // texture'
+ print
+
+ def dump_framebuffer(self):
+ print ' json.beginMember("framebuffer");'
print ' json.beginObject();'
+ # TODO: Handle real FBOs
+ print
+ print ' json.beginMember("GL_RGBA");'
+ print ' writeDrawBufferImage(json, GL_RGBA);'
+ print ' json.endMember();'
+ print
+ print ' GLint depth_bits = 0;'
+ print ' glGetIntegerv(GL_DEPTH_BITS, &depth_bits);'
+ print ' if (depth_bits) {'
+ print ' json.beginMember("GL_DEPTH_COMPONENT");'
+ print ' writeDrawBufferImage(json, GL_DEPTH_COMPONENT);'
+ print ' json.endMember();'
+ print ' }'
+ print
+ print ' GLint stencil_bits = 0;'
+ print ' glGetIntegerv(GL_STENCIL_BITS, &stencil_bits);'
+ print ' if (stencil_bits) {'
+ print ' json.beginMember("GL_STENCIL_INDEX");'
+ print ' writeDrawBufferImage(json, GL_STENCIL_INDEX);'
+ print ' json.endMember();'
+ print ' }'
+ print
+ print ' json.endObject();'
+ print ' json.endMember(); // framebuffer'
+ pass
+
+ def dump_atoms(self, getter, *args):
for function, type, count, name in parameters:
- if function != 'glGet':
+ if function != getter.inflector.radical:
continue
if type is X:
continue
- elif type is B:
- buf = 'bparams'
- getter = 'glGetBooleanv'
- writer = 'json.writeBool(%s)'
- elif type is I:
- buf = 'iparams'
- getter = 'glGetIntegerv'
- writer = 'json.writeNumber(%s)'
- elif type is E:
- buf = 'iparams'
- getter = 'glGetIntegerv'
- writer = 'writeEnum(json, %s)'
- elif type is F:
- buf = 'fparams'
- getter = 'glGetFloatv'
- writer = 'json.writeNumber(%s)'
- elif type is D:
- buf = 'dparams'
- getter = 'glGetDoublev'
- writer = 'json.writeNumber(%s)'
- elif type is P:
- buf = 'pparams'
- getter = 'glGetPointerv'
- writer = 'json.writeNumber((size_t)%s)'
- elif type is S:
- buf = 'sparams'
- getter = 'glGetString'
- writer = 'json.writeString((const char *)%s)'
- else:
- raise NotImplementedError
- print ' memset(%s, 0, %u * sizeof *%s);' % (buf, count, buf)
- if getter.endswith('v'):
- print ' %s(%s, %s);' % (getter, name, buf)
- else:
- assert count == 1
- print ' %s[0] = %s(%s);' % (buf, getter, name)
- print ' if (glGetError() != GL_NO_ERROR) {'
- #print ' std::cerr << "warning: %s(%s) failed\\n";' % (getter, name)
- print ' } else {'
- print ' json.beginMember("%s");' % name
- if count == 1:
- print ' %s;' % (writer % ( '%s[0]' % buf))
- else:
- print ' json.beginArray();'
- for i in range(count):
- print ' %s;' % (writer % ( '%s[%u]' % (buf, i)))
- print ' json.endArray();'
- print ' json.endMember();'
- print ' }'
- print ' json.endObject();'
- print ' json.endMember(); // parameters'
- print
+ print ' // %s' % name
+ print ' {'
+ type, value = getter(*(args + (name,)))
+ print ' if (glGetError() != GL_NO_ERROR) {'
+ #print ' std::cerr << "warning: %s(%s) failed\\n";' % (glGet.radical, name)
+ print ' } else {'
+ print ' json.beginMember("%s");' % name
+ JsonWriter().visit(type, value)
+ print ' json.endMember();'
+ print ' }'
+ print ' }'
+ print
def write_line(s):
self.write(' '*self.level + s + '\n')
projects / apitrace / blobdiff